+++ /dev/null
-#!/usr/bin/perl
-
-# This is a copy of 015_metarole.t taken on 01/01/2010. It provides a
-# comprehensive test of backwards compatibility in the MetaRole API.
-
-use strict;
-use warnings;
-
-use lib 't/lib', 'lib';
-
-use Test::More;
-use Test::Fatal;
-
-use Moose::Util::MetaRole;
-
-{
- no warnings 'redefine';
- *Moose::Deprecated::deprecated = sub { return };
-}
-
-{
- package My::Meta::Class;
- use Moose;
- extends 'Moose::Meta::Class';
-}
-
-{
- package Role::Foo;
- use Moose::Role;
- has 'foo' => ( is => 'ro', default => 10 );
-}
-
-{
- package My::Class;
-
- use Moose;
-}
-
-{
- package My::Role;
- use Moose::Role;
-}
-
-{
- Moose::Util::MetaRole::apply_metaclass_roles(
- for_class => My::Class->meta,
- metaclass_roles => ['Role::Foo'],
- );
-
- ok( My::Class->meta()->meta()->does_role('Role::Foo'),
- 'apply Role::Foo to My::Class->meta()' );
- is( My::Class->meta()->foo(), 10,
- '... and call foo() on that meta object' );
-}
-
-{
- Moose::Util::MetaRole::apply_metaclass_roles(
- for_class => 'My::Class',
- attribute_metaclass_roles => ['Role::Foo'],
- );
-
- ok( My::Class->meta()->attribute_metaclass()->meta()->does_role('Role::Foo'),
- q{apply Role::Foo to My::Class->meta()'s attribute metaclass} );
- ok( My::Class->meta()->meta()->does_role('Role::Foo'),
- '... My::Class->meta() still does Role::Foo' );
-
- My::Class->meta()->add_attribute( 'size', is => 'ro' );
- is( My::Class->meta()->get_attribute('size')->foo(), 10,
- '... call foo() on an attribute metaclass object' );
-}
-
-{
- Moose::Util::MetaRole::apply_metaclass_roles(
- for_class => 'My::Class',
- method_metaclass_roles => ['Role::Foo'],
- );
-
- ok( My::Class->meta()->method_metaclass()->meta()->does_role('Role::Foo'),
- q{apply Role::Foo to My::Class->meta()'s method metaclass} );
- ok( My::Class->meta()->meta()->does_role('Role::Foo'),
- '... My::Class->meta() still does Role::Foo' );
- ok( My::Class->meta()->attribute_metaclass()->meta()->does_role('Role::Foo'),
- q{... My::Class->meta()'s attribute metaclass still does Role::Foo} );
-
- My::Class->meta()->add_method( 'bar' => sub { 'bar' } );
- is( My::Class->meta()->get_method('bar')->foo(), 10,
- '... call foo() on a method metaclass object' );
-}
-
-{
- Moose::Util::MetaRole::apply_metaclass_roles(
- for_class => 'My::Class',
- wrapped_method_metaclass_roles => ['Role::Foo'],
- );
-
- ok( My::Class->meta()->wrapped_method_metaclass()->meta()->does_role('Role::Foo'),
- q{apply Role::Foo to My::Class->meta()'s wrapped method metaclass} );
- ok( My::Class->meta()->method_metaclass()->meta()->does_role('Role::Foo'),
- '... My::Class->meta() still does Role::Foo' );
- ok( My::Class->meta()->meta()->does_role('Role::Foo'),
- '... My::Class->meta() still does Role::Foo' );
- ok( My::Class->meta()->attribute_metaclass()->meta()->does_role('Role::Foo'),
- q{... My::Class->meta()'s attribute metaclass still does Role::Foo} );
-
- My::Class->meta()->add_after_method_modifier( 'bar' => sub { 'bar' } );
- is( My::Class->meta()->get_method('bar')->foo(), 10,
- '... call foo() on a wrapped method metaclass object' );
-}
-
-{
- Moose::Util::MetaRole::apply_metaclass_roles(
- for_class => 'My::Class',
- instance_metaclass_roles => ['Role::Foo'],
- );
-
- ok( My::Class->meta()->instance_metaclass()->meta()->does_role('Role::Foo'),
- q{apply Role::Foo to My::Class->meta()'s instance metaclass} );
- ok( My::Class->meta()->meta()->does_role('Role::Foo'),
- '... My::Class->meta() still does Role::Foo' );
- ok( My::Class->meta()->attribute_metaclass()->meta()->does_role('Role::Foo'),
- q{... My::Class->meta()'s attribute metaclass still does Role::Foo} );
- ok( My::Class->meta()->method_metaclass()->meta()->does_role('Role::Foo'),
- q{... My::Class->meta()'s method metaclass still does Role::Foo} );
-
- is( My::Class->meta()->get_meta_instance()->foo(), 10,
- '... call foo() on an instance metaclass object' );
-}
-
-{
- Moose::Util::MetaRole::apply_metaclass_roles(
- for_class => 'My::Class',
- constructor_class_roles => ['Role::Foo'],
- );
-
- ok( My::Class->meta()->constructor_class()->meta()->does_role('Role::Foo'),
- q{apply Role::Foo to My::Class->meta()'s constructor class} );
- ok( My::Class->meta()->meta()->does_role('Role::Foo'),
- '... My::Class->meta() still does Role::Foo' );
- ok( My::Class->meta()->attribute_metaclass()->meta()->does_role('Role::Foo'),
- q{... My::Class->meta()'s attribute metaclass still does Role::Foo} );
- ok( My::Class->meta()->method_metaclass()->meta()->does_role('Role::Foo'),
- q{... My::Class->meta()'s method metaclass still does Role::Foo} );
- ok( My::Class->meta()->instance_metaclass()->meta()->does_role('Role::Foo'),
- q{... My::Class->meta()'s instance metaclass still does Role::Foo} );
-
- # Actually instantiating the constructor class is too freaking hard!
- ok( My::Class->meta()->constructor_class()->can('foo'),
- '... constructor class has a foo method' );
-}
-
-{
- Moose::Util::MetaRole::apply_metaclass_roles(
- for_class => 'My::Class',
- destructor_class_roles => ['Role::Foo'],
- );
-
- ok( My::Class->meta()->destructor_class()->meta()->does_role('Role::Foo'),
- q{apply Role::Foo to My::Class->meta()'s destructor class} );
- ok( My::Class->meta()->meta()->does_role('Role::Foo'),
- '... My::Class->meta() still does Role::Foo' );
- ok( My::Class->meta()->attribute_metaclass()->meta()->does_role('Role::Foo'),
- q{... My::Class->meta()'s attribute metaclass still does Role::Foo} );
- ok( My::Class->meta()->method_metaclass()->meta()->does_role('Role::Foo'),
- q{... My::Class->meta()'s method metaclass still does Role::Foo} );
- ok( My::Class->meta()->instance_metaclass()->meta()->does_role('Role::Foo'),
- q{... My::Class->meta()'s instance metaclass still does Role::Foo} );
- ok( My::Class->meta()->constructor_class()->meta()->does_role('Role::Foo'),
- q{... My::Class->meta()'s constructor class still does Role::Foo} );
-
- # same problem as the constructor class
- ok( My::Class->meta()->destructor_class()->can('foo'),
- '... destructor class has a foo method' );
-}
-
-{
- Moose::Util::MetaRole::apply_metaclass_roles(
- for_class => 'My::Role',
- application_to_class_class_roles => ['Role::Foo'],
- );
-
- ok( My::Role->meta->application_to_class_class->meta->does_role('Role::Foo'),
- q{apply Role::Foo to My::Role->meta's application_to_class class} );
-
- is( My::Role->meta->application_to_class_class->new->foo, 10,
- q{... call foo() on an application_to_class instance} );
-}
-
-{
- Moose::Util::MetaRole::apply_metaclass_roles(
- for_class => 'My::Role',
- application_to_role_class_roles => ['Role::Foo'],
- );
-
- ok( My::Role->meta->application_to_role_class->meta->does_role('Role::Foo'),
- q{apply Role::Foo to My::Role->meta's application_to_role class} );
- ok( My::Role->meta->application_to_class_class->meta->does_role('Role::Foo'),
- q{... My::Role->meta's application_to_class class still does Role::Foo} );
-
- is( My::Role->meta->application_to_role_class->new->foo, 10,
- q{... call foo() on an application_to_role instance} );
-}
-
-{
- Moose::Util::MetaRole::apply_metaclass_roles(
- for_class => 'My::Role',
- application_to_instance_class_roles => ['Role::Foo'],
- );
-
- ok( My::Role->meta->application_to_instance_class->meta->does_role('Role::Foo'),
- q{apply Role::Foo to My::Role->meta's application_to_instance class} );
- ok( My::Role->meta->application_to_role_class->meta->does_role('Role::Foo'),
- q{... My::Role->meta's application_to_role class still does Role::Foo} );
- ok( My::Role->meta->application_to_class_class->meta->does_role('Role::Foo'),
- q{... My::Role->meta's application_to_class class still does Role::Foo} );
-
- is( My::Role->meta->application_to_instance_class->new->foo, 10,
- q{... call foo() on an application_to_instance instance} );
-}
-
-{
- Moose::Util::MetaRole::apply_base_class_roles(
- for_class => 'My::Class',
- roles => ['Role::Foo'],
- );
-
- ok( My::Class->meta()->does_role('Role::Foo'),
- 'apply Role::Foo to My::Class base class' );
- is( My::Class->new()->foo(), 10,
- '... call foo() on a My::Class object' );
-}
-
-{
- package My::Class2;
-
- use Moose;
-}
-
-{
- Moose::Util::MetaRole::apply_metaclass_roles(
- for_class => 'My::Class2',
- metaclass_roles => ['Role::Foo'],
- attribute_metaclass_roles => ['Role::Foo'],
- method_metaclass_roles => ['Role::Foo'],
- instance_metaclass_roles => ['Role::Foo'],
- constructor_class_roles => ['Role::Foo'],
- destructor_class_roles => ['Role::Foo'],
- );
-
- ok( My::Class2->meta()->meta()->does_role('Role::Foo'),
- 'apply Role::Foo to My::Class2->meta()' );
- is( My::Class2->meta()->foo(), 10,
- '... and call foo() on that meta object' );
- ok( My::Class2->meta()->attribute_metaclass()->meta()->does_role('Role::Foo'),
- q{apply Role::Foo to My::Class2->meta()'s attribute metaclass} );
- My::Class2->meta()->add_attribute( 'size', is => 'ro' );
-
- is( My::Class2->meta()->get_attribute('size')->foo(), 10,
- '... call foo() on an attribute metaclass object' );
-
- ok( My::Class2->meta()->method_metaclass()->meta()->does_role('Role::Foo'),
- q{apply Role::Foo to My::Class2->meta()'s method metaclass} );
-
- My::Class2->meta()->add_method( 'bar' => sub { 'bar' } );
- is( My::Class2->meta()->get_method('bar')->foo(), 10,
- '... call foo() on a method metaclass object' );
-
- ok( My::Class2->meta()->instance_metaclass()->meta()->does_role('Role::Foo'),
- q{apply Role::Foo to My::Class2->meta()'s instance metaclass} );
- is( My::Class2->meta()->get_meta_instance()->foo(), 10,
- '... call foo() on an instance metaclass object' );
-
- ok( My::Class2->meta()->constructor_class()->meta()->does_role('Role::Foo'),
- q{apply Role::Foo to My::Class2->meta()'s constructor class} );
- ok( My::Class2->meta()->constructor_class()->can('foo'),
- '... constructor class has a foo method' );
-
- ok( My::Class2->meta()->destructor_class()->meta()->does_role('Role::Foo'),
- q{apply Role::Foo to My::Class2->meta()'s destructor class} );
- ok( My::Class2->meta()->destructor_class()->can('foo'),
- '... destructor class has a foo method' );
-}
-
-
-{
- package My::Meta;
-
- use Moose::Exporter;
- Moose::Exporter->setup_import_methods( also => 'Moose' );
-
- sub init_meta {
- shift;
- my %p = @_;
-
- Moose->init_meta( %p, metaclass => 'My::Meta::Class' );
- }
-}
-
-{
- package My::Class3;
-
- My::Meta->import();
-}
-
-
-{
- Moose::Util::MetaRole::apply_metaclass_roles(
- for_class => 'My::Class3',
- metaclass_roles => ['Role::Foo'],
- );
-
- ok( My::Class3->meta()->meta()->does_role('Role::Foo'),
- 'apply Role::Foo to My::Class3->meta()' );
- is( My::Class3->meta()->foo(), 10,
- '... and call foo() on that meta object' );
- ok( ( grep { $_ eq 'My::Meta::Class' } My::Class3->meta()->meta()->superclasses() ),
- 'apply_metaclass_roles() does not interfere with metaclass set via Moose->init_meta()' );
-}
-
-{
- package Role::Bar;
- use Moose::Role;
- has 'bar' => ( is => 'ro', default => 200 );
-}
-
-{
- package My::Class4;
- use Moose;
-}
-
-{
- Moose::Util::MetaRole::apply_metaclass_roles(
- for_class => 'My::Class4',
- metaclass_roles => ['Role::Foo'],
- );
-
- ok( My::Class4->meta()->meta()->does_role('Role::Foo'),
- 'apply Role::Foo to My::Class4->meta()' );
-
- Moose::Util::MetaRole::apply_metaclass_roles(
- for_class => 'My::Class4',
- metaclass_roles => ['Role::Bar'],
- );
-
- ok( My::Class4->meta()->meta()->does_role('Role::Bar'),
- 'apply Role::Bar to My::Class4->meta()' );
- ok( My::Class4->meta()->meta()->does_role('Role::Foo'),
- '... and My::Class4->meta() still does Role::Foo' );
-}
-
-{
- package My::Class5;
- use Moose;
-
- extends 'My::Class';
-}
-
-{
- ok( My::Class5->meta()->meta()->does_role('Role::Foo'),
- q{My::Class5->meta()'s does Role::Foo because it extends My::Class} );
- ok( My::Class5->meta()->attribute_metaclass()->meta()->does_role('Role::Foo'),
- q{My::Class5->meta()'s attribute metaclass also does Role::Foo} );
- ok( My::Class5->meta()->method_metaclass()->meta()->does_role('Role::Foo'),
- q{My::Class5->meta()'s method metaclass also does Role::Foo} );
- ok( My::Class5->meta()->instance_metaclass()->meta()->does_role('Role::Foo'),
- q{My::Class5->meta()'s instance metaclass also does Role::Foo} );
- ok( My::Class5->meta()->constructor_class()->meta()->does_role('Role::Foo'),
- q{My::Class5->meta()'s constructor class also does Role::Foo} );
- ok( My::Class5->meta()->destructor_class()->meta()->does_role('Role::Foo'),
- q{My::Class5->meta()'s destructor class also does Role::Foo} );
-}
-
-{
- Moose::Util::MetaRole::apply_metaclass_roles(
- for_class => 'My::Class5',
- metaclass_roles => ['Role::Bar'],
- );
-
- ok( My::Class5->meta()->meta()->does_role('Role::Bar'),
- q{apply Role::Bar My::Class5->meta()} );
- ok( My::Class5->meta()->meta()->does_role('Role::Foo'),
- q{... and My::Class5->meta() still does Role::Foo} );
-}
-
-{
- package My::Class6;
- use Moose;
-
- Moose::Util::MetaRole::apply_metaclass_roles(
- for_class => 'My::Class6',
- metaclass_roles => ['Role::Bar'],
- );
-
- extends 'My::Class';
-}
-
-{
- ok( My::Class6->meta()->meta()->does_role('Role::Bar'),
- q{apply Role::Bar My::Class6->meta() before extends} );
- ok( My::Class6->meta()->meta()->does_role('Role::Foo'),
- q{... and My::Class6->meta() does Role::Foo because My::Class6 extends My::Class} );
-}
-
-# This is the hack that used to be needed to work around the
-# _fix_metaclass_incompatibility problem. You called extends() (which
-# in turn calls _fix_metaclass_imcompatibility) _before_ you apply
-# more extensions in the subclass. We wabt to make sure this continues
-# to work in the future.
-{
- package My::Class7;
- use Moose;
-
- # In real usage this would go in a BEGIN block so it happened
- # before apply_metaclass_roles was called by an extension.
- extends 'My::Class';
-
- Moose::Util::MetaRole::apply_metaclass_roles(
- for_class => 'My::Class7',
- metaclass_roles => ['Role::Bar'],
- );
-}
-
-{
- ok( My::Class7->meta()->meta()->does_role('Role::Bar'),
- q{apply Role::Bar My::Class7->meta() before extends} );
- ok( My::Class7->meta()->meta()->does_role('Role::Foo'),
- q{... and My::Class7->meta() does Role::Foo because My::Class7 extends My::Class} );
-}
-
-{
- package My::Class8;
- use Moose;
-
- Moose::Util::MetaRole::apply_metaclass_roles(
- for_class => 'My::Class8',
- metaclass_roles => ['Role::Bar'],
- attribute_metaclass_roles => ['Role::Bar'],
- );
-
- extends 'My::Class';
-}
-
-{
- ok( My::Class8->meta()->meta()->does_role('Role::Bar'),
- q{apply Role::Bar My::Class8->meta() before extends} );
- ok( My::Class8->meta()->meta()->does_role('Role::Foo'),
- q{... and My::Class8->meta() does Role::Foo because My::Class8 extends My::Class} );
- ok( My::Class8->meta()->attribute_metaclass->meta()->does_role('Role::Bar'),
- q{apply Role::Bar to My::Class8->meta()->attribute_metaclass before extends} );
- ok( My::Class8->meta()->attribute_metaclass->meta()->does_role('Role::Foo'),
- q{... and My::Class8->meta()->attribute_metaclass does Role::Foo because My::Class8 extends My::Class} );
-}
-
-
-{
- package My::Class9;
- use Moose;
-
- Moose::Util::MetaRole::apply_metaclass_roles(
- for_class => 'My::Class9',
- attribute_metaclass_roles => ['Role::Bar'],
- );
-
- extends 'My::Class';
-}
-
-{
- ok( My::Class9->meta()->meta()->does_role('Role::Foo'),
- q{... and My::Class9->meta() does Role::Foo because My::Class9 extends My::Class} );
- ok( My::Class9->meta()->attribute_metaclass->meta()->does_role('Role::Bar'),
- q{apply Role::Bar to My::Class9->meta()->attribute_metaclass before extends} );
- ok( My::Class9->meta()->attribute_metaclass->meta()->does_role('Role::Foo'),
- q{... and My::Class9->meta()->attribute_metaclass does Role::Foo because My::Class9 extends My::Class} );
-}
-
-# This tests applying meta roles to a metaclass's metaclass. This is
-# completely insane, but is exactly what happens with
-# Fey::Meta::Class::Table. It's a subclass of Moose::Meta::Class
-# itself, and then it _uses_ MooseX::ClassAttribute, so the metaclass
-# for Fey::Meta::Class::Table does a role.
-#
-# At one point this caused a metaclass incompatibility error down
-# below, when we applied roles to the metaclass of My::Class10. It's
-# all madness but as long as the tests pass we're happy.
-{
- package My::Meta::Class2;
- use Moose;
- extends 'Moose::Meta::Class';
-
- Moose::Util::MetaRole::apply_metaclass_roles(
- for_class => 'My::Meta::Class2',
- metaclass_roles => ['Role::Foo'],
- );
-}
-
-{
- package My::Object;
- use Moose;
- extends 'Moose::Object';
-}
-
-{
- package My::Meta2;
-
- use Moose::Exporter;
- Moose::Exporter->setup_import_methods( also => 'Moose' );
-
- sub init_meta {
- shift;
- my %p = @_;
-
- Moose->init_meta(
- %p,
- metaclass => 'My::Meta::Class2',
- base_class => 'My::Object',
- );
- }
-}
-
-{
- package My::Class10;
- My::Meta2->import;
-
- Moose::Util::MetaRole::apply_metaclass_roles(
- for_class => 'My::Class10',
- metaclass_roles => ['Role::Bar'],
- );
-}
-
-{
- ok( My::Class10->meta()->meta()->meta()->does_role('Role::Foo'),
- q{My::Class10->meta()->meta() does Role::Foo } );
- ok( My::Class10->meta()->meta()->does_role('Role::Bar'),
- q{My::Class10->meta()->meta() does Role::Bar } );
- ok( My::Class10->meta()->isa('My::Meta::Class2'),
- q{... and My::Class10->meta still isa(My::Meta::Class2)} );
- ok( My::Class10->isa('My::Object'),
- q{... and My::Class10 still isa(My::Object)} );
-}
-
-{
- package My::Constructor;
-
- use base 'Moose::Meta::Method::Constructor';
-}
-
-{
- package My::Class11;
-
- use Moose;
-
- __PACKAGE__->meta->constructor_class('My::Constructor');
-
- Moose::Util::MetaRole::apply_metaclass_roles(
- for_class => 'My::Class11',
- metaclass_roles => ['Role::Foo'],
- );
-}
-
-{
- ok( My::Class11->meta()->meta()->does_role('Role::Foo'),
- q{My::Class11->meta()->meta() does Role::Foo } );
- is( My::Class11->meta()->constructor_class, 'My::Constructor',
- q{... and explicitly set constructor_class value is unchanged)} );
-}
-
-{
- package ExportsMoose;
-
- Moose::Exporter->setup_import_methods(
- also => 'Moose',
- );
-
- sub init_meta {
- shift;
- my %p = @_;
- Moose->init_meta(%p);
- return Moose::Util::MetaRole::apply_metaclass_roles(
- for_class => $p{for_class},
- # Causes us to recurse through init_meta, as we have to
- # load MyMetaclassRole from disk.
- metaclass_roles => [qw/MyMetaclassRole/],
- );
- }
-}
-
-is( exception {
- package UsesExportedMoose;
- ExportsMoose->import;
-}, undef, 'import module which loads a role from disk during init_meta' );
-
-{
- package Foo::Meta::Role;
-
- use Moose::Role;
-}
-{
- package Foo::Role;
-
- Moose::Exporter->setup_import_methods(
- also => 'Moose::Role',
- );
-
- sub init_meta {
- shift;
- my %p = @_;
- Moose::Role->init_meta(%p);
- return Moose::Util::MetaRole::apply_metaclass_roles(
- for_class => $p{for_class},
- method_metaclass_roles => [ 'Foo::Meta::Role', ],
- );
- }
-}
-{
- package Role::Baz;
-
- Foo::Role->import;
-
- sub bla {}
-}
-{
- package My::Class12;
-
- use Moose;
-
- with( 'Role::Baz' );
-}
-{
- ok(
- My::Class12->meta->does_role( 'Role::Baz' ),
- 'role applied'
- );
- my $method = My::Class12->meta->get_method( 'bla' );
- ok(
- $method->meta->does_role( 'Foo::Meta::Role' ),
- 'method_metaclass_role applied'
- );
-}
-
-{
- package Parent;
- use Moose;
-
- Moose::Util::MetaRole::apply_metaclass_roles(
- for_class => __PACKAGE__,
- constructor_class_roles => ['Role::Foo'],
- );
-}
-
-{
- package Child;
-
- use Moose;
- extends 'Parent';
-}
-
-{
- ok(
- Parent->meta->constructor_class->meta->can('does_role')
- && Parent->meta->constructor_class->meta->does_role('Role::Foo'),
- 'Parent constructor class has metarole from Parent'
- );
-
- ok(
- Child->meta->constructor_class->meta->can('does_role')
- && Child->meta->constructor_class->meta->does_role(
- 'Role::Foo'),
- 'Child constructor class has metarole from Parent'
- );
-}
-
-done_testing;
projects / gitmo/Moose.git / commitdiff